synchronized void clear() { downloads.clear(); uploads.clear(); requestsByIdentifier.clear(); downloadsByURI.clear(); uploadsByFinalURI.clear(); }
/** * Restart a download. Caller should call ,false first, at which point we setStarted, and ,true * when it has actually started (a race condition means we don't setStarted at that point since * it's possible the success/failure callback might happen first). * * @param redirect If non-null, the request followed a redirect. */ public synchronized void updateStarted(String identifier, FreenetURI redirect) { DownloadRequestStatus status = (DownloadRequestStatus) requestsByIdentifier.get(identifier); if (status == null) return; // Can happen during cancel etc. status.restart(false); if (redirect != null) { downloadsByURI.remove(status.getURI()); status.redirect(redirect); downloadsByURI.put(redirect, status); } }
private void sendMethodNotAllowed(String method, boolean shouldDisconnect) throws ToadletContextClosedException, IOException { if (closed) throw new ToadletContextClosedException(); MultiValueTable<String, String> mvt = new MultiValueTable<String, String>(); mvt.put("Allow", "GET, PUT"); sendError( sockOutputStream, 405, "Method Not Allowed", l10n("methodNotAllowed"), shouldDisconnect, mvt); }
synchronized void removeByIdentifier(String identifier) { RequestStatus status = requestsByIdentifier.remove(identifier); if (status == null) return; if (status instanceof DownloadRequestStatus) { downloads.remove(status); FreenetURI uri = status.getURI(); assert (uri != null); downloadsByURI.removeElement(uri, status); } else if (status instanceof UploadRequestStatus) { uploads.remove(status); FreenetURI uri = ((UploadRequestStatus) status).getFinalURI(); if (uri != null) uploadsByFinalURI.removeElement(uri, status); } }
synchronized void gotFinalURI(String identifier, FreenetURI finalURI) { UploadRequestStatus status = (UploadRequestStatus) requestsByIdentifier.get(identifier); if (status == null) return; // Can happen during cancel etc. if (status.getFinalURI() == null) // No final URI set yet, put into the index. uploadsByFinalURI.put(finalURI, status); status.setFinalURI(finalURI); }
synchronized void addDownload(DownloadRequestStatus status) { RequestStatus old = requestsByIdentifier.put(status.getIdentifier(), status); if (logMINOR) Logger.minor(this, "Starting download " + status.getIdentifier()); if (old == status) return; if (old != null) downloads.remove(old); downloads.add(status); downloadsByURI.put(status.getURI(), status); }
synchronized void addUpload(UploadRequestStatus status) { RequestStatus old = requestsByIdentifier.put(status.getIdentifier(), status); if (old == status) return; if (logMINOR) Logger.minor(this, "Starting upload " + status.getIdentifier()); if (old != null) uploads.remove(old); uploads.add(status); FreenetURI uri = status.getURI(); if (uri != null) uploadsByFinalURI.put(uri, status); }
/** * Should the connection be closed after handling this request? * * @param isHTTP10 Did the client specify HTTP/1.0? * @param headers Client headers. * @return True if the connection should be closed. */ private static boolean shouldDisconnectAfterHandled( boolean isHTTP10, MultiValueTable<String, String> headers) { String connection = headers.get("connection"); if (connection != null) { if (connection.equalsIgnoreCase("close")) return true; if (connection.equalsIgnoreCase("keep-alive")) return false; } if (isHTTP10 == true) return true; else // HTTP 1.1 return false; }
synchronized void finishedUpload( String identifier, boolean success, FreenetURI finalURI, InsertExceptionMode failureCode, String failureReasonShort, String failureReasonLong) { UploadRequestStatus status = (UploadRequestStatus) requestsByIdentifier.get(identifier); if (status == null) return; // Can happen during cancel etc. if (status.getFinalURI() == null && finalURI != null) // No final URI set yet, put into the index. uploadsByFinalURI.put(finalURI, status); status.setFinished(success, finalURI, failureCode, failureReasonShort, failureReasonLong); }
public synchronized CacheFetchResult getShadowBucket(FreenetURI key, boolean noFilter) { Object[] downloads = downloadsByURI.getArray(key); if (downloads == null) return null; for (Object o : downloads) { DownloadRequestStatus download = (DownloadRequestStatus) o; Bucket data = download.getDataShadow(); if (data == null) continue; if (data.size() == 0) continue; if (noFilter && download.filterData) continue; // FIXME it probably *is* worth the effort to allow this when it is overridden on the fetcher, // since the user changed the type??? if (download.overriddenDataType) continue; return new CacheFetchResult( new ClientMetadata(download.getMIMEType()), new NoFreeBucket(data), download.filterData); } return null; }
/** Handle an incoming connection. Blocking, obviously. */ public static void handle(Socket sock, ToadletContainer container, PageMaker pageMaker) { try { InputStream is = new BufferedInputStream(sock.getInputStream(), 4096); LineReadingInputStream lis = new LineReadingInputStream(is); while (true) { String firstLine = lis.readLine(32768, 128, false); // ISO-8859-1 or US-ASCII, _not_ UTF-8 if (firstLine == null) { sock.close(); return; } else if (firstLine.equals("")) { continue; } boolean logMINOR = Logger.shouldLog(Logger.MINOR, ToadletContextImpl.class); if (logMINOR) Logger.minor(ToadletContextImpl.class, "first line: " + firstLine); String[] split = firstLine.split(" "); if (split.length != 3) throw new ParseException( "Could not parse request line (split.length=" + split.length + "): " + firstLine); if (!split[2].startsWith("HTTP/1.")) throw new ParseException("Unrecognized protocol " + split[2]); URI uri; try { uri = URIPreEncoder.encodeURI(split[1]).normalize(); if (logMINOR) Logger.minor( ToadletContextImpl.class, "URI: " + uri + " path " + uri.getPath() + " host " + uri.getHost() + " frag " + uri.getFragment() + " port " + uri.getPort() + " query " + uri.getQuery() + " scheme " + uri.getScheme()); } catch (URISyntaxException e) { sendURIParseError(sock.getOutputStream(), true, e); return; } String method = split[0]; MultiValueTable<String, String> headers = new MultiValueTable<String, String>(); while (true) { String line = lis.readLine(32768, 128, false); // ISO-8859 or US-ASCII, not UTF-8 if (line == null) { sock.close(); return; } // System.out.println("Length="+line.length()+": "+line); if (line.length() == 0) break; int index = line.indexOf(':'); if (index < 0) { throw new ParseException("Missing ':' in request header field"); } String before = line.substring(0, index).toLowerCase(); String after = line.substring(index + 1); after = after.trim(); headers.put(before, after); } boolean disconnect = shouldDisconnectAfterHandled(split[2].equals("HTTP/1.0"), headers) || !container.enablePersistentConnections(); boolean allowPost = container.allowPosts(); BucketFactory bf = container.getBucketFactory(); ToadletContextImpl ctx = new ToadletContextImpl(sock, headers, bf, pageMaker, container); ctx.shouldDisconnect = disconnect; /* * copy the data into a bucket now, * before we go into the redirect loop */ Bucket data; boolean methodIsConfigurable = true; String slen = headers.get("content-length"); if (METHODS_MUST_HAVE_DATA.contains(method)) { // <method> must have data methodIsConfigurable = false; if (slen == null) { ctx.shouldDisconnect = true; ctx.sendReplyHeaders(400, "Bad Request", null, null, -1); return; } } else if (METHODS_CANNOT_HAVE_DATA.contains(method)) { // <method> can not have data methodIsConfigurable = false; if (slen != null) { ctx.shouldDisconnect = true; ctx.sendReplyHeaders(400, "Bad Request", null, null, -1); return; } } if (slen != null) { long len; try { len = Integer.parseInt(slen); if (len < 0) throw new NumberFormatException("content-length less than 0"); } catch (NumberFormatException e) { ctx.shouldDisconnect = true; ctx.sendReplyHeaders(400, "Bad Request", null, null, -1); return; } if (allowPost && ((!container.publicGatewayMode()) || ctx.isAllowedFullAccess())) { data = bf.makeBucket(len); BucketTools.copyFrom(data, is, len); } else { FileUtil.skipFully(is, len); if (method.equals("POST")) { ctx.sendMethodNotAllowed("POST", true); } else { sendError( sock.getOutputStream(), 403, "Forbidden", "Content not allowed in this configuration", true, null); } ctx.close(); return; } } else { // we're not doing to use it, but we have to keep // the compiler happy data = null; } if (!container.enableExtendedMethodHandling()) { if (!METHODS_RESTRICTED_MODE.contains(method)) { sendError( sock.getOutputStream(), 403, "Forbidden", "Method not allowed in this configuration", true, null); return; } } // Handle it. try { boolean redirect = true; while (redirect) { // don't go around the loop unless set explicitly redirect = false; Toadlet t; try { t = container.findToadlet(uri); } catch (PermanentRedirectException e) { Toadlet.writePermanentRedirect(ctx, "Found elsewhere", e.newuri.toASCIIString()); break; } if (t == null) { ctx.sendNoToadletError(ctx.shouldDisconnect); break; } // if the Toadlet does not support the method, we don't need to parse the data // also due this pre check a 'NoSuchMethodException' should never appear if (!(t.findSupportedMethods().contains(method))) { ctx.sendMethodNotAllowed(method, ctx.shouldDisconnect); break; } HTTPRequestImpl req = new HTTPRequestImpl(uri, data, ctx, method); try { String methodName = "handleMethod" + method; try { Class<? extends Toadlet> c = t.getClass(); Method m = c.getMethod(methodName, HANDLE_PARAMETERS); if (methodIsConfigurable) { AllowData anno = m.getAnnotation(AllowData.class); if (anno == null) { if (data != null) { sendError( sock.getOutputStream(), 400, "Bad Request", "Content not allowed", true, null); ctx.close(); return; } } else if (anno.value()) { if (data == null) { sendError( sock.getOutputStream(), 400, "Bad Request", "Missing Content", true, null); ctx.close(); return; } } } ctx.setActiveToadlet(t); Object arglist[] = new Object[] {uri, req, ctx}; m.invoke(t, arglist); } catch (InvocationTargetException ite) { throw ite.getCause(); } } catch (RedirectException re) { uri = re.newuri; redirect = true; } finally { req.freeParts(); } } if (ctx.shouldDisconnect) { sock.close(); return; } } finally { if (data != null) data.free(); } } } catch (ParseException e) { try { sendError( sock.getOutputStream(), 400, "Bad Request", l10n("parseErrorWithError", "error", e.getMessage()), true, null); } catch (IOException e1) { // Ignore } } catch (TooLongException e) { try { sendError( sock.getOutputStream(), 400, "Bad Request", l10n("headersLineTooLong"), true, null); } catch (IOException e1) { // Ignore } } catch (IOException e) { // ignore and return } catch (ToadletContextClosedException e) { Logger.error( ToadletContextImpl.class, "ToadletContextClosedException while handling connection!"); } catch (Throwable t) { Logger.error(ToadletContextImpl.class, "Caught error: " + t + " handling socket", t); try { sendError(sock.getOutputStream(), 500, "Internal Error", t.toString(), true, null); } catch (IOException e1) { // ignore and return } } }
static void sendReplyHeaders( OutputStream sockOutputStream, int replyCode, String replyDescription, MultiValueTable<String, String> mvt, String mimeType, long contentLength, Date mTime, boolean disconnect) throws IOException { // Construct headers if (mvt == null) mvt = new MultiValueTable<String, String>(); if (mimeType != null) if (mimeType.equalsIgnoreCase("text/html")) { mvt.put("content-type", mimeType + "; charset=UTF-8"); } else { mvt.put("content-type", mimeType); } if (contentLength >= 0) mvt.put("content-length", Long.toString(contentLength)); String expiresTime; if (mTime == null) { expiresTime = "Thu, 01 Jan 1970 00:00:00 GMT"; } else { // use an expiry time of 1 day, somewhat arbitrarily expiresTime = TimeUtil.makeHTTPDate(mTime.getTime() + (24 * 60 * 60 * 1000)); } mvt.put("expires", expiresTime); String nowString = TimeUtil.makeHTTPDate(System.currentTimeMillis()); String lastModString; if (mTime == null) { lastModString = nowString; } else { lastModString = TimeUtil.makeHTTPDate(mTime.getTime()); } mvt.put("last-modified", lastModString); mvt.put("date", nowString); if (mTime == null) { mvt.put("pragma", "no-cache"); mvt.put( "cache-control", "max-age=0, must-revalidate, no-cache, no-store, post-check=0, pre-check=0"); } if (disconnect) mvt.put("connection", "close"); else mvt.put("connection", "keep-alive"); StringBuilder buf = new StringBuilder(1024); buf.append("HTTP/1.1 "); buf.append(replyCode); buf.append(' '); buf.append(replyDescription); buf.append("\r\n"); for (Enumeration<String> e = mvt.keys(); e.hasMoreElements(); ) { String key = e.nextElement(); Object[] list = mvt.getArray(key); key = fixKey(key); for (int i = 0; i < list.length; i++) { String val = (String) list[i]; buf.append(key); buf.append(": "); buf.append(val); buf.append("\r\n"); } } buf.append("\r\n"); sockOutputStream.write(buf.toString().getBytes("US-ASCII")); }
/** Handle an incoming connection. Blocking, obviously. */ public static void handle(Socket sock, ToadletContainer container, PageMaker pageMaker) { try { InputStream is = new BufferedInputStream(sock.getInputStream(), 4096); LineReadingInputStream lis = new LineReadingInputStream(is); while (true) { String firstLine = lis.readLine(32768, 128, false); // ISO-8859-1 or US-ASCII, _not_ UTF-8 if (firstLine == null) { sock.close(); return; } else if (firstLine.equals("")) { continue; } boolean logMINOR = Logger.shouldLog(Logger.MINOR, ToadletContextImpl.class); if (logMINOR) Logger.minor(ToadletContextImpl.class, "first line: " + firstLine); String[] split = firstLine.split(" "); if (split.length != 3) throw new ParseException( "Could not parse request line (split.length=" + split.length + "): " + firstLine); if (!split[2].startsWith("HTTP/1.")) throw new ParseException("Unrecognized protocol " + split[2]); URI uri; try { uri = URIPreEncoder.encodeURI(split[1]).normalize(); if (logMINOR) Logger.minor( ToadletContextImpl.class, "URI: " + uri + " path " + uri.getPath() + " host " + uri.getHost() + " frag " + uri.getFragment() + " port " + uri.getPort() + " query " + uri.getQuery() + " scheme " + uri.getScheme()); } catch (URISyntaxException e) { sendURIParseError(sock.getOutputStream(), true, e); return; } String method = split[0]; MultiValueTable<String, String> headers = new MultiValueTable<String, String>(); while (true) { String line = lis.readLine(32768, 128, false); // ISO-8859 or US-ASCII, not UTF-8 if (line == null) { sock.close(); return; } // System.out.println("Length="+line.length()+": "+line); if (line.length() == 0) break; int index = line.indexOf(':'); if (index < 0) { throw new ParseException("Missing ':' in request header field"); } String before = line.substring(0, index).toLowerCase(); String after = line.substring(index + 1); after = after.trim(); headers.put(before, after); } boolean disconnect = shouldDisconnectAfterHandled(split[2].equals("HTTP/1.0"), headers) || !container.enablePersistentConnections(); boolean allowPost = container.allowPosts(); BucketFactory bf = container.getBucketFactory(); ToadletContextImpl ctx = new ToadletContextImpl(sock, headers, bf, pageMaker, container); ctx.shouldDisconnect = disconnect; /* * if we're handling a POST, copy the data into a bucket now, * before we go into the redirect loop */ Bucket data; if (method.equals("POST")) { String slen = headers.get("content-length"); if (slen == null) { sendError( sock.getOutputStream(), 400, "Bad Request", l10n("noContentLengthInPOST"), true, null); return; } long len; try { len = Integer.parseInt(slen); if (len < 0) throw new NumberFormatException("content-length less than 0"); } catch (NumberFormatException e) { sendError( sock.getOutputStream(), 400, "Bad Request", l10n("cannotParseContentLengthWithError", "error", e.toString()), true, null); return; } if (allowPost && ((!container.publicGatewayMode()) || ctx.isAllowedFullAccess())) { data = bf.makeBucket(len); BucketTools.copyFrom(data, is, len); } else { FileUtil.skipFully(is, len); ctx.sendMethodNotAllowed("POST", true); ctx.close(); return; } } else { // we're not doing to use it, but we have to keep // the compiler happy data = null; } // Handle it. try { boolean redirect = true; while (redirect) { // don't go around the loop unless set explicitly redirect = false; Toadlet t; try { t = container.findToadlet(uri); } catch (PermanentRedirectException e) { Toadlet.writePermanentRedirect(ctx, "Found elsewhere", e.newuri.toASCIIString()); break; } if (t == null) { ctx.sendNoToadletError(ctx.shouldDisconnect); break; } HTTPRequestImpl req = new HTTPRequestImpl(uri, data, ctx, method); try { if (method.equals("GET")) { ctx.setActiveToadlet(t); t.handleGet(uri, req, ctx); ctx.close(); } else if (method.equals("POST")) { ctx.setActiveToadlet(t); t.handlePost(uri, req, ctx); } else { ctx.sendMethodNotAllowed(method, ctx.shouldDisconnect); ctx.close(); } } catch (RedirectException re) { uri = re.newuri; redirect = true; } finally { req.freeParts(); } } if (ctx.shouldDisconnect) { sock.close(); return; } } finally { if (data != null) data.free(); } } } catch (ParseException e) { try { sendError( sock.getOutputStream(), 400, "Bad Request", l10n("parseErrorWithError", "error", e.getMessage()), true, null); } catch (IOException e1) { // Ignore } } catch (TooLongException e) { try { sendError( sock.getOutputStream(), 400, "Bad Request", l10n("headersLineTooLong"), true, null); } catch (IOException e1) { // Ignore } } catch (IOException e) { // ignore and return } catch (ToadletContextClosedException e) { Logger.error( ToadletContextImpl.class, "ToadletContextClosedException while handling connection!"); } catch (Throwable t) { Logger.error(ToadletContextImpl.class, "Caught error: " + t + " handling socket", t); try { sendError(sock.getOutputStream(), 500, "Internal Error", t.toString(), true, null); } catch (IOException e1) { // ignore and return } } }
public void handleMethodPOST(URI uri, HTTPRequest request, ToadletContext ctx) throws ToadletContextClosedException, IOException, RedirectException { if (!ctx.checkFullAccess(this)) return; // User requested reset to defaults, so present confirmation page. if (request.isPartSet("confirm-reset-to-defaults")) { PageNode page = ctx.getPageMaker().getPageNode(l10n("confirmResetTitle"), ctx); HTMLNode pageNode = page.outer; HTMLNode contentNode = page.content; HTMLNode content = ctx.getPageMaker() .getInfobox( "infobox-warning", l10n("confirmResetTitle"), contentNode, "reset-confirm", true); content.addChild("#", l10n("confirmReset")); HTMLNode formNode = ctx.addFormChild(content, path(), "yes-button"); String subconfig = request.getPartAsStringFailsafe("subconfig", MAX_PARAM_VALUE_SIZE); formNode.addChild( "input", new String[] {"type", "name", "value"}, new String[] {"hidden", "subconfig", subconfig}); // Persist visible fields so that they are reset to default or // unsaved changes are persisted. for (String part : request.getParts()) { if (part.startsWith(subconfig)) { formNode.addChild( "input", new String[] {"type", "name", "value"}, new String[] { "hidden", part, request.getPartAsStringFailsafe(part, MAX_PARAM_VALUE_SIZE) }); } } formNode.addChild( "input", new String[] {"type", "name", "value"}, new String[] { "submit", "reset-to-defaults", NodeL10n.getBase().getString("Toadlet.yes") }); formNode.addChild( "input", new String[] {"type", "name", "value"}, new String[] { "submit", "decline-default-reset", NodeL10n.getBase().getString("Toadlet.no") }); writeHTMLReply(ctx, 200, "OK", pageNode.generate()); return; } // Returning from directory selector with a selection or declining // resetting settings to defaults. // Re-render config page with any changes made in the selector and/or // persisting values changed but // not applied. if (request.isPartSet(LocalFileBrowserToadlet.selectDir) || request.isPartSet("decline-default-reset")) { handleMethodGET(uri, request, ctx); return; } // Entering directory selector from config page. // This would be two loops if it checked for a redirect // (key.startsWith("select-directory.")) before // constructing params string. It always constructs it, then redirects // if it turns out to be needed. boolean directorySelector = false; StringBuilder paramsBuilder = new StringBuilder(); paramsBuilder.append('?'); String value; for (String key : request.getParts()) { // Prepare parts for page selection redirect: // Extract option and put into "select-for"; preserve others. value = request.getPartAsStringFailsafe(key, MAX_PARAM_VALUE_SIZE); if (key.startsWith("select-directory.")) { paramsBuilder .append("select-for=") .append(URLEncoder.encode(key.substring("select-directory.".length()), true)) .append('&'); directorySelector = true; } else { paramsBuilder .append(URLEncoder.encode(key, true)) .append('=') .append(URLEncoder.encode(value, true)) .append('&'); } } String params = paramsBuilder.toString(); if (directorySelector) { MultiValueTable<String, String> headers = new MultiValueTable<String, String>(1); // params ends in &. Download directory browser starts in default // download directory. headers.put( "Location", directoryBrowserPath + params + "path=" + core.getDownloadsDir().getAbsolutePath()); ctx.sendReplyHeaders(302, "Found", headers, null, 0); return; } StringBuilder errbuf = new StringBuilder(); boolean logMINOR = Logger.shouldLog(LogLevel.MINOR, this); String prefix = request.getPartAsStringFailsafe("subconfig", MAX_PARAM_VALUE_SIZE); if (logMINOR) { Logger.minor(this, "Current config prefix is " + prefix); } boolean resetToDefault = request.isPartSet("reset-to-defaults"); if (resetToDefault && logMINOR) { Logger.minor(this, "Resetting to defaults"); } for (Option<?> o : config.get(prefix).getOptions()) { String configName = o.getName(); if (logMINOR) { Logger.minor(this, "Checking option " + prefix + '.' + configName); } // This ignores unrecognized parameters. if (request.isPartSet(prefix + '.' + configName)) { // Current subconfig is to be reset to default. if (resetToDefault) { // Disallow resetting fproxy port number to default as it // might break the link to start fproxy on the system tray, // shortcuts etc. if (prefix.equals("fproxy") && configName.equals("port")) continue; value = o.getDefault(); } else { value = request.getPartAsStringFailsafe(prefix + '.' + configName, MAX_PARAM_VALUE_SIZE); } if (!(o.getValueDisplayString().equals(value))) { if (logMINOR) { Logger.minor(this, "Changing " + prefix + '.' + configName + " to " + value); } try { o.setValue(value); } catch (InvalidConfigValueException e) { errbuf.append(o.getName()).append(' ').append(e.getMessage()).append('\n'); } catch (NodeNeedRestartException e) { needRestart = true; } catch (Exception e) { errbuf.append(o.getName()).append(' ').append(e).append('\n'); Logger.error(this, "Caught " + e, e); } } else if (logMINOR) { Logger.minor(this, prefix + '.' + configName + " not changed"); } } } // Wrapper params String wrapperConfigName = "wrapper.java.maxmemory"; if (request.isPartSet(wrapperConfigName)) { value = request.getPartAsStringFailsafe(wrapperConfigName, MAX_PARAM_VALUE_SIZE); if (!WrapperConfig.getWrapperProperty(wrapperConfigName).equals(value)) { if (logMINOR) { Logger.minor(this, "Setting " + wrapperConfigName + " to " + value); } WrapperConfig.setWrapperProperty(wrapperConfigName, value); } } config.store(); PageNode page = ctx.getPageMaker().getPageNode(l10n("appliedTitle"), ctx); HTMLNode pageNode = page.outer; HTMLNode contentNode = page.content; if (errbuf.length() == 0) { HTMLNode content = ctx.getPageMaker() .getInfobox( "infobox-success", l10n("appliedTitle"), contentNode, "configuration-applied", true); content.addChild("#", l10n("appliedSuccess")); if (needRestart) { content.addChild("br"); content.addChild("#", l10n("needRestart")); if (node.isUsingWrapper()) { content.addChild("br"); HTMLNode restartForm = ctx.addFormChild(content, "/", "restartForm"); restartForm.addChild( "input", // new String[] {"type", "name"}, // new String[] {"hidden", "restart"}); restartForm.addChild( "input", // new String[] {"type", "name", "value"}, // new String[] { "submit", "restart2", // l10n("restartNode") }); } if (needRestartUserAlert == null) { needRestartUserAlert = new NeedRestartUserAlert(ctx.getFormPassword()); ctx.getAlertManager().register(needRestartUserAlert); } } } else { HTMLNode content = ctx.getPageMaker() .getInfobox( "infobox-error", l10n("appliedFailureTitle"), contentNode, "configuration-error", true) .addChild("div", "class", "infobox-content"); content.addChild("#", l10n("appliedFailureExceptions")); content.addChild("br"); content.addChild("#", errbuf.toString()); } HTMLNode content = ctx.getPageMaker() .getInfobox( "infobox-normal", l10n("possibilitiesTitle"), contentNode, "configuration-possibilities", false); content.addChild( "a", new String[] {"href", "title"}, new String[] {path(), l10n("shortTitle")}, l10n("returnToNodeConfig")); content.addChild("br"); addHomepageLink(content); writeHTMLReply(ctx, 200, "OK", pageNode.generate()); }